Service Manual Instruction Manual

SECTION 6 - JLG CONTROL SYSTEM
3121171 – JLG Lift – 6-57
use of this value). The analyzer will display “CAL FAILED”
and “MAIN ANGL FAULT” if the uncalibrated main boom
angle sensors read more than 30 (ref tower) before the
main boom transport angle limit switch is tripped.
2. After the operator presses the ENTER key , the
Control System will verify the main boom transport
angle limit switch has changed state, otherwise, the ana-
lyzer will display “CAL FAILED” on the top line and “MAIN
UP TO STOP” on the bottom line each time the ENTER
key is pressed and the switch has not changed
state. The analyzer will display “CALIBRATING…”on the
bottom line and the Control System will record left
tower angle 2, right tower angle 2 and chassis tilt sensor
values
Step 3 - Position 3
1. After completing the previous step, the analyzer will
read:
The Control System will disable all functions except auto
platform level and swing.
Swing turntable 180° - The turntable MUST be centered
over opposite end of chassis